letterbox
noun
ˈletəbɒks
noun
1
a
narrow
hole
in
a
door,
or
a
special
box
outside
a
house
where
letters,
packages
etc
are
delivered
[英] 〔收方设的〕信箱;
BrE AmE
2
a
box
in
a
poSt
Office
or
street,
in
which
letters
are
posted
[英] 〔邮局设的〕邮箱，邮筒;
BrE BrE AmE